| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 23 Nov 2022 | 22 Nov 2022 | 001-08052 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 16 Aug 2022 | 15 Aug 2022 | 001-08052 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 25 Feb 2022 | 23 Feb 2022 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Mar 2021 | 18 Mar 2021 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Mar 2021 | 09 Mar 2021 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Feb 2021 | 24 Feb 2021 | 001-08052 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Sep 2020 | 26 Feb 2020 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Feb 2020 | 26 Feb 2020 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Feb 2020 | 11 Feb 2020 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Nov 2019 | 04 Nov 2019 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Jun 2019 | 07 Jun 2019 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Apr 2019 | 29 Apr 2019 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Mar 2019 | 28 Feb 2019 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Sep 2018 | 20 Sep 2018 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Jul 2018 | 27 Jul 2018 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Apr 2018 | 24 Apr 2018 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Feb 2018 | 26 Feb 2018 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Nov 2017 | 03 Nov 2017 | 001-08052 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Nov 2017 | 27 Oct 2017 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Oct 2017 | 27 Oct 2017 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Aug 2017 | 31 Jul 2017 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Mar 2017 | 01 Mar 2017 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Feb 2017 | 21 Feb 2017 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Nov 2016 | 14 Nov 2016 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Nov 2016 | 07 Nov 2016 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Sep 2016 | 21 Sep 2016 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 May 2016 | 24 May 2016 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Apr 2016 | 28 Apr 2016 | 001-08052 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Apr 2016 | 24 Feb 2016 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Feb 2016 | 24 Feb 2016 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Mar 2015 | 16 Mar 2015 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Feb 2015 | 25 Feb 2015 | 001-08052 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Jan 2015 | 05 Jan 2015 | 001-08052 |